libs/ardour/vst_search_path.cc

   1 /*
   2     Copyright (C) 2008 John Emmas
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17 */
  18
  19 #include <glib.h>
  20 #include <glibmm.h>
  21 #include <string.h>
  22
  23 #include "ardour/vst_search_path.h"
  24
  25 #ifdef PLATFORM_WINDOWS
  26
  27 #include <windows.h>
  28 #include <shlobj.h> // CSIDL_*
  29 #include "pbd/windows_special_dirs.h"
  30
  31 namespace ARDOUR {
  32
  33 const char*
  34 vst_search_path ()
  35 {
  36         DWORD dwType = REG_SZ;
  37         HKEY hKey;
  38         DWORD dwSize = PATH_MAX;
  39         char* p = 0;
  40         char* user_home = 0;
  41         char tmp[PATH_MAX+1];
  42
  43         if (ERROR_SUCCESS == RegOpenKeyExA (HKEY_CURRENT_USER, "Software\\VST", 0, KEY_READ, &hKey)) {
  44                 // Look for the user's VST Registry entry
  45                 if (ERROR_SUCCESS == RegQueryValueExA (hKey, "VSTPluginsPath", 0, &dwType, (LPBYTE)tmp, &dwSize)) {
  46                         p = g_build_filename (Glib::locale_to_utf8(tmp).c_str(), 0);
  47                 }
  48                 RegCloseKey (hKey);
  49
  50                 if (p == 0) {
  51                         if (ERROR_SUCCESS == RegOpenKeyExA (HKEY_LOCAL_MACHINE, "Software\\VST", 0, KEY_READ, &hKey)) {
  52                                 // Look for a global VST Registry entry
  53                                 if (ERROR_SUCCESS == RegQueryValueExA (hKey, "VSTPluginsPath", 0, &dwType, (LPBYTE)tmp, &dwSize))
  54                                         p = g_build_filename (Glib::locale_to_utf8(tmp).c_str(), 0);
  55
  56                                 RegCloseKey (hKey);
  57                         }
  58
  59                         if (p == 0) {
  60                                 char *pVSTx86 = 0;
  61                                 char *pProgFilesX86 = PBD::get_win_special_folder (CSIDL_PROGRAM_FILESX86);
  62
  63                                 if (pProgFilesX86) {
  64                                         // Look for a VST folder under C:\Program Files (x86)
  65                                         if (pVSTx86 = g_build_filename (pProgFilesX86, "Steinberg", "VSTPlugins", 0)) {
  66                                                 if (Glib::file_test (pVSTx86, Glib::FILE_TEST_EXISTS))
  67                                                         if (Glib::file_test (pVSTx86, Glib::FILE_TEST_IS_DIR))
  68                                                                 p = g_build_filename (pVSTx86, 0);
  69
  70                                                 g_free (pVSTx86);
  71                                         }
  72
  73                                         g_free (pProgFilesX86);
  74                                 }
  75                         }
  76
  77                         if (p == 0) {
  78                                 // Look for a VST folder under C:\Program Files
  79                                 char *pVST = 0;
  80                                 char *pProgFiles = PBD::get_win_special_folder (CSIDL_PROGRAM_FILES);
  81
  82                                 if (pProgFiles) {
  83                                         if (pVST = g_build_filename (pProgFiles, "Steinberg", "VSTPlugins", 0)) {
  84                                                 if (Glib::file_test (pVST, Glib::FILE_TEST_EXISTS))
  85                                                         if (Glib::file_test (pVST, Glib::FILE_TEST_IS_DIR))
  86                                                                 p = g_build_filename (pVST, 0);
  87                                                 g_free (pVST);
  88                                         }
  89
  90                                         g_free (pProgFiles);
  91                                 }
  92                         }
  93                 }
  94
  95                 if (p == 0) {
  96                         // If all else failed, assume the plugins are under "My Documents"
  97                         user_home = (char*) g_get_user_special_dir (G_USER_DIRECTORY_DOCUMENTS);
  98                         if (user_home) {
  99                                 p = g_build_filename (user_home, "Plugins", "VST", 0);
 100                         } else {
 101                                 user_home = g_build_filename(g_get_home_dir(), "My Documents", 0);
 102                                 if (user_home)
 103                                         p = g_build_filename (user_home, "Plugins", "VST", 0);
 104                         }
 105                 } else {
 106                         // Concatenate the registry path with the user's personal path
 107
 108                         user_home = (char*) g_get_user_special_dir (G_USER_DIRECTORY_DOCUMENTS);
 109
 110                         if (user_home) {
 111                                 p = g_build_path (";", p, g_build_filename(user_home, "Plugins", "VST", 0), 0);
 112                         } else {
 113                                 user_home = g_build_filename(g_get_home_dir(), "My Documents", 0);
 114                                 if (user_home) {
 115                                         p = g_build_path (";", p, g_build_filename (user_home, "Plugins", "VST", 0), 0);
 116                                 }
 117                         }
 118                 }
 119         }
 120
 121         return p;
 122 }
 123
 124 }  // namespace ARDOUR
 125
 126 #else
 127
 128 /* Unix-like. Probably require some OS X specific breakdown if we ever add VST
 129  * support on that platform.
 130  */
 131
 132 namespace ARDOUR {
 133
 134 const char *
 135 vst_search_path ()
 136 {
 137         return "/usr/local/lib/vst:/usr/lib/vst";
 138 }
 139
 140 } // namespace ARDOUR
 141
 142 #endif /* PLATFORM_WINDOWS */
 143